rockbox/firmware/drivers/lcd-player.c
Linus Nielsen Feltzing 0a4b247080 The player firmware now autodetects the LCD type. No need for two player versions anymore
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@2658 a1c6a512-1295-4272-9138-f99709370657
2002-10-15 12:25:57 +00:00

365 lines
9.7 KiB
C

/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2002 by Alan Korr
*
* All files in this archive are subject to the GNU General Public License.
* See the file COPYING in the source tree root for full license agreement.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#include "config.h"
#include "hwcompat.h"
#ifdef HAVE_LCD_CHARCELLS
#include "lcd.h"
#include "kernel.h"
#include "thread.h"
#include <string.h>
#include <stdlib.h>
#include "file.h"
#include "debug.h"
#include "system.h"
#include "font.h"
/*** definitions ***/
#define OLD_LCD_CONTRAST_SET ((char)0xA8)
#define OLD_LCD_CRAM ((char)0xB0) /* Characters */
#define OLD_LCD_PRAM ((char)0x80) /* Patterns */
#define OLD_LCD_IRAM ((char)0xE0) /* Icons */
#define NEW_LCD_CONTRAST_SET ((char)0x50)
#define NEW_LCD_CRAM ((char)0x80) /* Characters */
#define NEW_LCD_PRAM ((char)0xC0) /* Patterns */
#define NEW_LCD_IRAM ((char)0x40) /* Icons */
#define LCD_CURSOR(x,y) ((char)(lcd_cram+((y)*16+(x))))
#define LCD_ICON(i) ((char)(lcd_iram+i))
/*** generic code ***/
struct scrollinfo {
char text[MAX_PATH];
char line[32];
int textlen;
int offset;
int startx;
int starty;
int space;
};
static void scroll_thread(void);
static char scroll_stack[DEFAULT_STACK_SIZE];
static char scroll_name[] = "scroll";
static char scroll_speed = 8; /* updates per second */
static char scroll_spacing = 3; /* spaces between end and start of text */
static struct scrollinfo scroll; /* only one scroll line at the moment */
static int scroll_count = 0;
static const unsigned char new_lcd_ascii[] = {
0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,
0x08,0x09,0x0a,0x0b,0x0c,0x0d,0x0e,0x0f,
0x10,0x11,0x05,0x13,0x14,0x15,0x16,0x17,
0x18,0x19,0x1a,0x1b,0x1c,0x1d,0x1e,0x1f,
0x20,0x21,0x22,0x23,0x24,0x25,0x26,0x27,
0x28,0x29,0x2a,0x2b,0x2c,0x2d,0x2e,0x2f,
0x30,0x31,0x32,0x33,0x34,0x35,0x36,0x37,
0x38,0x39,0x3a,0x3b,0x3c,0x3d,0x3e,0x3f,
0x40,0x41,0x42,0x43,0x44,0x45,0x46,0x47,
0x48,0x49,0x4a,0x4b,0x4c,0x4d,0x4e,0x4f,
0x50,0x51,0x52,0x53,0x54,0x55,0x56,0x57,
0x58,0x59,0x5a,0x5b,0x5c,0x5d,0x5e,0x5f,
0x60,0x61,0x62,0x63,0x64,0x65,0x66,0x67,
0x68,0x69,0x6a,0x6b,0x6c,0x6d,0x6e,0x6f,
0x70,0x71,0x72,0x73,0x74,0x75,0x76,0x77,
0x78,0x79,0x7a,0x7b,0x7c,0x7d,0x7e,0x7f,
0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87,
0x88,0x89,0x8a,0x8b,0x8c,0x8d,0x8e,0x8f,
0x90,0x91,0x92,0x93,0x94,0x95,0x96,0x97,
0x98,0x99,0x9a,0x9b,0x9c,0x9d,0x9e,0x9f,
0xa0,0xa1,0xa2,0xa3,0xa4,0xa5,0xa6,0xa7,
0xa8,0xa9,0xaa,0xab,0xac,0xad,0xae,0xaf,
0xb0,0xb1,0xb2,0xb3,0xb4,0xb5,0xb6,0xb7,
0xb8,0xb9,0xba,0xbb,0xbc,0xbd,0xbe,0xbf,
0x41,0x41,0x41,0x41,0x41,0x41,0x20,0x43,
0x45,0x45,0x45,0x45,0x49,0x49,0x49,0x49,
0x44,0x4e,0x4f,0x4f,0x4f,0x4f,0x4f,0x20,
0x20,0x55,0x55,0x55,0x55,0x59,0x20,0x20,
0x61,0x61,0x61,0x61,0x61,0x61,0x20,0x63,
0x65,0x65,0x65,0x65,0x69,0x69,0x69,0x69,
0x6f,0x6e,0x6f,0x6f,0x6f,0x6f,0x6f,0x20,
0x20,0x75,0x75,0x75,0x75,0x79,0x20,0x79
};
static const unsigned char old_lcd_ascii[] = {
0x00,0x01,0x02,0x03,0x00,0x84,0x85,0x89,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0xec,0xe3,0xe2,0xe1,0xe0,0xdf,0x15,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x24,0x25,0x26,0x37,0x06,0x29,0x2a,0x2b,
0x2c,0x2d,0x2e,0x2f,0x30,0x31,0x32,0x33,
0x34,0x35,0x36,0x37,0x38,0x39,0x3a,0x3b,
0x3c,0x3d,0x3e,0x3f,0x40,0x41,0x42,0x43,
0x44,0x45,0x46,0x47,0x48,0x49,0x4a,0x4b,
0x4c,0x4d,0x4e,0x4f,0x50,0x51,0x52,0x53,
0x54,0x55,0x56,0x57,0x58,0x59,0x5a,0x5b,
0x5c,0x5d,0x5e,0xa9,0x33,0xce,0x00,0x15,
0x00,0x65,0x66,0x67,0x68,0x69,0x6a,0x6b,
0x6c,0x6d,0x6e,0x6f,0x70,0x71,0x72,0x73,
0x74,0x75,0x76,0x77,0x78,0x79,0x7a,0x7b,
0x7c,0x7d,0x7e,0x24,0x24,0x24,0x24,0x24,
0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87,
0x88,0x89,0x8a,0x8b,0x8c,0x8d,0x8e,0x8f,
0x90,0x91,0x92,0x93,0x94,0x95,0x96,0x97,
0x98,0x99,0x9a,0x9b,0x9c,0x9d,0x9e,0x9f,
0xa0,0xa1,0xa2,0xa3,0xa4,0xa5,0xa6,0xa7,
0xa8,0xa9,0xaa,0xab,0xac,0xad,0xae,0xaf,
0xb0,0xb1,0xb2,0xb3,0xb4,0xb5,0xb6,0xb7,
0xb8,0xb9,0xba,0xbb,0xbc,0xbd,0xbe,0xbf,
0x45,0x45,0x45,0x45,0x45,0x45,0x24,0x47,
0x49,0x49,0x49,0x49,0x4d,0x4d,0x4d,0x4d,
0x48,0x52,0x53,0x53,0x53,0x53,0x53,0x24,
0x24,0x59,0x59,0x59,0x59,0x5d,0x24,0x24,
0x65,0x65,0x65,0x65,0x65,0x65,0x24,0x67,
0x69,0x69,0x69,0x69,0x6d,0x6d,0x6d,0x6d,
0x73,0x72,0x73,0x73,0x73,0x73,0x73,0x24,
0x24,0x79,0x79,0x79,0x79,0x7d,0x24,0x7d
};
static bool new_lcd;
static unsigned const char *lcd_ascii;
static char lcd_contrast_set;
static char lcd_cram;
static char lcd_pram;
static char lcd_iram;
void lcd_clear_display(void)
{
int i;
lcd_write(true,LCD_CURSOR(0,0));
for (i=0;i<32;i++)
lcd_write(false,lcd_ascii[' ']);
}
void lcd_puts(int x, int y, unsigned char *string)
{
int i;
lcd_write(true,LCD_CURSOR(x,y));
for (i=0; *string && x++<11; i++)
lcd_write(false,lcd_ascii[*(unsigned char*)string++]);
for (; x<11; x++)
lcd_write(false,lcd_ascii[' ']);
}
void lcd_putc(int x, int y, unsigned char ch)
{
lcd_write(true,LCD_CURSOR(x,y));
lcd_write(false,lcd_ascii[ch]);
}
void lcd_define_pattern (int which,char *pattern,int length)
{
int i;
lcd_write(true,lcd_pram | which);
for (i=0;i<length;i++)
lcd_write(false,pattern[i]);
}
void lcd_double_height(bool on)
{
if(new_lcd)
lcd_write(true,on?9:8);
}
static char icon_pos[] =
{
0, 0, 0, 0, /* Battery */
2, /* USB */
3, /* Play */
4, /* Record */
5, /* Pause */
5, /* Audio */
6, /* Repeat */
7, /* 1 */
9, /* Volume */
9, /* Volume 1 */
9, /* Volume 2 */
10, /* Volume 3 */
10, /* Volume 4 */
10, /* Volume 5 */
10, /* Param */
};
static char icon_mask[] =
{
0x02, 0x08, 0x04, 0x10, /* Battery */
0x04, /* USB */
0x10, /* Play */
0x10, /* Record */
0x02, /* Pause */
0x10, /* Audio */
0x02, /* Repeat */
0x01, /* 1 */
0x04, /* Volume */
0x02, /* Volume 1 */
0x01, /* Volume 2 */
0x08, /* Volume 3 */
0x04, /* Volume 4 */
0x01, /* Volume 5 */
0x10, /* Param */
};
void lcd_icon(int icon, bool enable)
{
static unsigned char icon_mirror[11] = {0};
int pos, mask;
pos = icon_pos[icon];
mask = icon_mask[icon];
lcd_write(true, LCD_ICON(pos));
if(enable)
icon_mirror[pos] |= mask;
else
icon_mirror[pos] &= ~mask;
lcd_write(false, icon_mirror[pos]);
}
void lcd_init (void)
{
new_lcd = has_new_lcd();
if(new_lcd) {
lcd_ascii = new_lcd_ascii;
lcd_contrast_set = NEW_LCD_CONTRAST_SET;
lcd_cram = NEW_LCD_CRAM;
lcd_pram = NEW_LCD_PRAM;
lcd_iram = NEW_LCD_IRAM;
} else {
lcd_ascii = old_lcd_ascii;
lcd_contrast_set = OLD_LCD_CONTRAST_SET;
lcd_cram = OLD_LCD_CRAM;
lcd_pram = OLD_LCD_PRAM;
lcd_iram = OLD_LCD_IRAM;
}
create_thread(scroll_thread, scroll_stack,
sizeof(scroll_stack), scroll_name);
}
void lcd_set_contrast(int val)
{
lcd_write(true, lcd_contrast_set);
lcd_write(false, 31-val);
}
void lcd_puts_scroll(int x, int y, unsigned char* string )
{
struct scrollinfo* s = &scroll;
s->space = 11 - x;
lcd_puts(x,y,string);
s->textlen = strlen(string);
if ( s->textlen > s->space ) {
s->offset=s->space;
s->startx=x;
s->starty=y;
strncpy(s->text,string,sizeof s->text);
s->text[sizeof s->text - 1] = 0;
memset(s->line, 0, sizeof s->line);
strncpy(s->line,string,
s->space > (int)sizeof s->line ?
(int)sizeof s->line : s->space );
s->line[sizeof s->line - 1] = 0;
scroll_count = 1;
}
}
void lcd_stop_scroll(void)
{
if ( scroll_count ) {
struct scrollinfo* s = &scroll;
scroll_count = 0;
/* restore scrolled row */
lcd_puts(s->startx,s->starty,s->text);
lcd_update();
}
}
void lcd_scroll_pause(void)
{
scroll_count = 0;
}
void lcd_scroll_resume(void)
{
scroll_count = 1;
}
void lcd_scroll_speed(int speed)
{
scroll_speed = speed;
}
static void scroll_thread(void)
{
struct scrollinfo* s = &scroll;
while ( 1 ) {
if ( !scroll_count ) {
yield();
continue;
}
/* wait 0.5s before starting scroll */
if ( scroll_count < scroll_speed/2 )
scroll_count++;
else {
int i;
for ( i=0; i<s->space-1; i++ )
s->line[i] = s->line[i+1];
if ( s->offset < s->textlen ) {
s->line[(int)s->space - 1] = s->text[(int)s->offset];
s->offset++;
}
else {
s->line[s->space - 1] = ' ';
if ( s->offset < s->textlen + scroll_spacing - 1 )
s->offset++;
else
s->offset = 0;
}
lcd_puts(s->startx,s->starty,s->line);
lcd_update();
}
sleep(HZ/scroll_speed);
}
}
#endif /* HAVE_LCD_CHARCELLS */
/* -----------------------------------------------------------------
* local variables:
* eval: (load-file "../rockbox-mode.el")
* end:
*/